#rin-main {
    width: 600px;
    margin: auto;
    text-align: center;
    margin-top: calc(50vh - 200px);
}
@media (max-width: 600px){
    #rin-main {
        width: 95%;
    }
}
#rin-headimg{
    background-image: url('../img/logo.jpg');
    border-radius: 50%;
    height: 150px;
    width:150px;
    margin: auto;
    cursor: pointer;
    background-size: cover;
    border: 3px solid #fff;
    background-repeat: no-repeat;
    box-shadow: 0 0 8px 0 rgba(0,0,0,.55);
    -webkit-transition: 0.4s;
    -webkit-transition: -webkit-transform 0.4s ease-out;
    transition: transform 0.4s ease-out;
    -moz-transition: -moz-transform 0.4s ease-out;
}

#rin-headimg:hover{
    -webkit-transform: rotateZ(360deg);
    transform:rotate(360deg) scale(1.2);
}
.rin-name{
    margin-top: 20px;
    color:white;
    font-size: 26px;
    font-weight: 700;
    text-shadow: 0 0 8px rgba(255,255,255,.55);
}
.rin-description{
    color:white;
    text-shadow: 0 0 8px rgba(255,255,255,.55);
    font-size: 20px;
    margin-top: 15px;
    margin-bottom: 20px;
    letter-spacing:8px;
}
.rin-btn {
    color:white;
    margin-top: 10px;
}